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    <meta charset="UTF-8">
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    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
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<script>
    // http://127.0.0.1/index?myname=zhangsan&age=20
    var obj ={};
    var str ="http://127.0.0.1/index?myname=zhangsan&age=20";
    var arr = str.split("?");
    var res = arr[1];
    console.log(res);
    var resarr = res.split("&");
    resarr.forEach(item=>{
        var line = item.split("=");
        obj[line[0]]=line[1];
    })
    console.log(obj);
</script>